Portable computer



FIG. 1 is a front perspective view of a portable computer showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines shown in the drawings represent portions of the portable computer that form no part of the claimed design. Additionally, the unevenly broken lines in the drawings define the limits of the claimed design and form no part of the claimed design. 

CLAIM We claim the ornamental design for a portable computer, as shown and described. 